This , portable microphone is designed for easy handling and durability, making it ideal for both kids and adults. Portable design allows for easy transport to parties, events, and gatherings. Perfect for karaoke, stage performances, and costume props. Helps improve vocal practices with its realistic design and functionality. Product name: YY-601 wireless microphone Receiving distance: about 30-100 meters Use with: amplifier/computer/notebook/mixer/mobile speaker Microphone power supply: 2 x AA batteries (not included) Receiver power supply: built-in lithium battery Can it be FM: U-band FM, multiple sets can be used at the same time Due to different batches, there may be differences in product appearance and printed text, which not affect use. Colour:Black Material:ABS Package Contents: 1 * wireless microphone Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.